Question 1 Report
the elements that belong to the third period of the periodic table are
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Tartaric acid is used industrially to
Certain useful waxes are composed mainly of
A good drying agent should be
Smog usually occurs over cities which
The IUPAC nomenclature of compound CH3CH2COOCH2CH3 is
When temporary hard water is boiled for sometime in a kettle, the inner surface of the kettle becomes coated with a deposit of
What weight of NaCl is needed to make 2.0 dm3 of a 1.5M solution? [Na = 23, Cl = 35.5]
A supersaturated solution is said to contain
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